/* ─────────────────────────────────────────────
   AXIS — Shared Stylesheet v2.0
   Pass-Key Edition · 2026-02-24
───────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Palette */
  --bg:        #f4f7ff;
  --surface:   rgba(255,255,255,0.72);
  --surface2:  rgba(255,255,255,0.92);
  --border:    rgba(90,120,200,0.12);
  --border2:   rgba(90,120,200,0.24);
  --text:      #182840;
  --text2:     #3a5278;
  --text3:     #7a96c0;
  --glyph:     #2255aa;
  --accent:    #4477cc;
  --green:     #2e7d5a;
  --lavender:  rgba(190,180,240,0.18);

  /* Buttons */
  --btn-bg:    rgba(60,100,180,0.08);
  --btn-bd:    rgba(60,100,180,0.22);
  --btn-hov:   rgba(60,100,180,0.15);

  /* Type */
  --mono:   'DM Mono','Courier New',monospace;
  --sans:   'Inter',-apple-system,sans-serif;
  --r:      8px;
}

/* ── BACKDROP (static, no parallax) ─────── */
html {
  scroll-behavior: smooth;
  background:
    /* White glow — center top */
    radial-gradient(ellipse 64% 44% at 50% 6%,
      rgba(255,255,255,1.0)  0%,
      rgba(255,255,255,0.55) 32%,
      transparent            68%),
    /* Soft atmospheric blue haze */
    radial-gradient(ellipse 110% 55% at 50% 0%,
      rgba(218,232,255,0.60) 0%,
      transparent            58%),
    /* Lilac warmth — right */
    radial-gradient(ellipse 50% 38% at 88% 22%,
      rgba(222,212,248,0.20) 0%,
      transparent            58%),
    /* Lilac warmth — left */
    radial-gradient(ellipse 50% 38% at 12% 32%,
      rgba(212,222,255,0.18) 0%,
      transparent            58%),
    /* Ring 1 — innermost */
    radial-gradient(ellipse 28% 17% at 50% 22%,
      transparent 87%, rgba(165,202,255,0.26) 89%,
      rgba(165,202,255,0.26) 91%, transparent 93%),
    /* Ring 2 */
    radial-gradient(ellipse 44% 26% at 50% 22%,
      transparent 87%, rgba(150,190,255,0.18) 89%,
      rgba(150,190,255,0.18) 91%, transparent 93%),
    /* Ring 3 */
    radial-gradient(ellipse 62% 37% at 50% 22%,
      transparent 87%, rgba(135,178,255,0.12) 89%,
      rgba(135,178,255,0.12) 91%, transparent 93%),
    /* Ring 4 */
    radial-gradient(ellipse 82% 49% at 50% 22%,
      transparent 87%, rgba(120,165,255,0.08) 89%,
      rgba(120,165,255,0.08) 91%, transparent 93%),
    /* Ring 5 — outermost */
    radial-gradient(ellipse 104% 63% at 50% 22%,
      transparent 87%, rgba(105,152,255,0.05) 89%,
      rgba(105,152,255,0.05) 91%, transparent 93%),
    /* Base gradient */
    linear-gradient(168deg,
      #f7faff  0%,
      #eef3ff 28%,
      #e8efff 55%,
      #e1eaff 80%,
      #dce6ff 100%);
  background-attachment: scroll;
}

body {
  font-family: var(--sans);
  background: transparent;
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
}

/* ── NAV ───────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 36px; height: 64px;
  background: rgba(247,250,255,0.82);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--text);
  font-family: var(--mono); font-size: 15px; letter-spacing: 0.08em;
}
.nav-brand-mark { font-size: 17px; color: var(--glyph); }
.nav-links {
  display: flex; align-items: center; gap: 28px; list-style: none;
}
.nav-links a {
  font-size: 13px; font-weight: 300; color: var(--text2);
  text-decoration: none; letter-spacing: 0.02em;
  transition: color 0.18s;
}
.nav-links a:hover { color: var(--glyph); }
.nav-links a.active { color: var(--glyph); }
.nav-cta {
  display: inline-flex; align-items: center;
  padding: 8px 20px;
  background: var(--btn-bg); border: 1px solid var(--btn-bd);
  border-radius: var(--r);
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.05em;
  color: var(--glyph); text-decoration: none;
  transition: background 0.18s, border-color 0.18s, box-shadow 0.18s;
}
.nav-cta:hover {
  background: var(--btn-hov); border-color: rgba(60,100,180,0.38);
  box-shadow: 0 3px 16px rgba(60,100,180,0.12);
}
@media (max-width: 680px) {
  .nav { padding: 0 20px; }
  .nav-links { display: none; }
}

/* ── BUTTONS ────────────────────────────── */
.btn {
  display: inline-block; padding: 12px 32px;
  background: var(--btn-bg); border: 1px solid var(--btn-bd);
  color: var(--text); font-family: var(--sans); font-size: 13px;
  font-weight: 300; letter-spacing: 0.04em; border-radius: var(--r);
  text-decoration: none; cursor: pointer;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.btn:hover {
  background: var(--btn-hov); border-color: rgba(60,100,180,0.38);
  box-shadow: 0 4px 20px rgba(60,100,180,0.1);
}
.btn-primary {
  background: rgba(34,85,170,0.13); border-color: rgba(34,85,170,0.36);
  color: var(--glyph); font-weight: 400;
  box-shadow: 0 2px 12px rgba(34,85,170,0.08);
}
.btn-primary:hover {
  background: rgba(34,85,170,0.20); border-color: rgba(34,85,170,0.50);
  box-shadow: 0 4px 28px rgba(34,85,170,0.16);
}
.btn-ghost {
  background: transparent; border-color: var(--border);
  color: var(--text2);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.6);
  border-color: var(--border2);
}
.btn-sm { padding: 9px 18px; font-size: 13px; white-space: nowrap; }
.btn-lg { padding: 15px 40px; font-size: 14px; }

/* ── LAYOUT ─────────────────────────────── */
.content { max-width: 700px; margin: 0 auto; padding: 0 28px; }
.content-sm { max-width: 480px; margin: 0 auto; padding: 0 28px; }
.content-lg { max-width: 900px; margin: 0 auto; padding: 0 28px; }

.page-body { padding-top: 64px; } /* offset for fixed nav */

/* ── SECTION LABELS ────────────────────── */
.label {
  font-family: var(--mono); font-size: 10px; font-weight: 400;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--text3);
  display: block; margin-bottom: 14px;
}

/* ── RULE ──────────────────────────────── */
.rule {
  width: 100%; height: 1px;
  background: radial-gradient(ellipse 40% 100% at 50% 50%, rgba(80,120,200,0.2), transparent);
}

/* ── SCROLL REVEAL ─────────────────────── */
.reveal {
  opacity: 0; transform: translateY(16px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* ── FOOTER ────────────────────────────── */
footer {
  text-align: center; padding: 32px 24px 48px;
  border-top: 1px solid var(--border);
}
.footer-glyph {
  font-family: var(--mono); font-size: 18px; color: var(--text3); margin-bottom: 8px;
}
.footer-links {
  display: flex; align-items: center; justify-content: center;
  gap: 20px; margin-bottom: 10px; flex-wrap: wrap;
}
.footer-links a {
  font-size: 12px; font-weight: 300; color: var(--text3);
  text-decoration: none; letter-spacing: 0.04em;
  transition: color 0.18s;
}
.footer-links a:hover { color: var(--text2); }
.footer-copy { font-size: 11px; font-weight: 300; color: var(--text3); letter-spacing: 0.08em; }

/* ── TOAST ─────────────────────────────── */
.toast {
  position: fixed; bottom: 28px; left: 50%;
  transform: translateX(-50%) translateY(14px);
  background: rgba(16,32,72,0.92); border: 1px solid rgba(80,120,200,0.28);
  border-radius: 5px; padding: 9px 18px;
  font-family: var(--mono); font-size: 12px; color: #b8d0f5; letter-spacing: 0.06em;
  opacity: 0; pointer-events: none;
  transition: opacity 0.22s, transform 0.22s; z-index: 9999; white-space: nowrap;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── SR ONLY ────────────────────────────── */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0;
  margin: -1px; overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border-width: 0;
}

/* ── EMAIL FORM ─────────────────────────── */
.email-form { display: flex; gap: 8px; }
.email-input {
  flex: 1; padding: 11px 14px;
  background: rgba(255,255,255,0.82); border: 1px solid var(--border);
  border-radius: var(--r); font-family: var(--sans); font-size: 14px;
  font-weight: 300; color: var(--text); outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.email-input::placeholder { color: var(--text3); }
.email-input:focus {
  border-color: rgba(60,100,180,0.32);
  box-shadow: 0 0 0 3px rgba(60,100,180,0.07);
}
.email-success {
  display: none; font-size: 14px; font-weight: 300;
  color: var(--green); padding: 12px 0; letter-spacing: 0.04em;
}
@media (max-width: 480px) { .email-form { flex-direction: column; } }